<html>
  <head>
    <title>Inline async module script without external deps onload blocking</title>
    <meta name=timeout content=long>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
  </head>
  <body>
    <script>
      let loadFired = false;
      let moduleRan = false
      let test = async_test("Inline async module script vs. onload");
      window.addEventListener("load", test.step_func(function() {
        loadFired = true;
        assert_true(moduleRan, "Module should have run before the load event");
        test.step_timeout(function() {
          test.done();
        }, 0);
      }));
    </script>
    <script type="module" async>
      moduleRan = true;
      test.step_func(function() {
        assert_false(loadFired, "onload should not have fired yet");
      });
    </script>
  </body>
</html>
